The Number

221398

Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Eight

In Base 19 Nonadecimal Is

1d55a19

The numbers with a 19 subscript use Base 19 Nonadecimal notation.

For more familiar numbers: See Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

221395
1d55719
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Five in Base 19 Nonadecimal
221396
1d55819
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Six in Base 19 Nonadecimal
221397
1d55919
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Seven in Base 19 Nonadecimal
221399
1d55b19
Two Hundred and Twenty-One Thousand Three Hundred and Ninety-Nine in Base 19 Nonadecimal
221400
1d55c19
Two Hundred and Twenty-One Thousand Four Hundred in Base 19 Nonadecimal
221401
1d55d19
Two Hundred and Twenty-One Thousand Four Hundred and One in Base 19 Nonadecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

2.21398e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000b397a9cghg15819

The reciprocal of 221398 in Base 19 Nonadecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 1d55a19 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Two hundred and twenty-one thousand three hundred and ninety-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 19 Nonadecimal

A Composite

Composites have more than just these two factors.

Two hundred and twenty-one thousand three hundred and ninety-eight is a composite number with 8 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number two hundred and twenty-one thousand three hundred and ninety-eight has the following 3 prime factors:

2
219
Two in Base 19 Nonadecimal
23
1419
Twenty-Three in Base 19 Nonadecimal
4813
d6619
Four Thousand Eight Hundred and Thirteen in Base 19 Nonadecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2191 · 14191 · d66191 = 1d55a19

Base Conversions

The number two hundred and twenty-one thousand three hundred and ninety-eight in 35 different bases